Grill brush



FIG. 1 is a, top, right side perspective view showing my new design;

FIG. 2 is a front elevated view;

FIG. 3 is a left side view;

FIG. 4 is a rear elevational view;

FIG. 5 is a right side view;

FIG. 6 is a top plan view; and,

FIG. 7 is a bottom plan view, thereof. 

The ornamental design for a grill brush, as shown and described. 